Akademik

closed gentian
noun
1. similar to Gentiana andrewsii but with larger flowers
Syn: ↑blind gentian, ↑Gentiana clausa
Hypernyms: ↑gentian
2. gentian of eastern North America having tubular blue or white flowers that open little if at all
Syn: ↑blind gentian, ↑bottle gentian, ↑Gentiana andrewsii
Hypernyms: ↑gentian

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noun
: any of several fall-blooming No. American plants of the genus Gentiana (especially G. andrewsii and G. clausa) having tubular usually blue flowers that open little or not at all

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a gentian, Gentiana andrewsii, of the eastern and central U.S., having tight clusters of dark blue, closed flowers. Also called bottle gentian.
[1855-60, Amer.]

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closed gentian,
a gentian of eastern North America that blooms in the fall. It has clusters of blue flowers that do not open.

Useful english dictionary. 2012.